1. School of Dentistry; College of Oral Medicine, Taipei Medical University; Taipei Taiwan
2. Division of Oral and Maxillofacial Surgery, Department of Dentistry, Wan Fang Hospital; Taipei Medical University; Taipei Taiwan
3. Department of Dentistry; Taipei Medical University Hospital; Taipei Taiwan
4. Department of Dentistry; Lotung PohAi Hospital; Yilan Taiwan
5. Institute of Biochemistry, Microbiology and Immunology, Chung Shan Medical University; Taichung Taiwan
6. Department of Medical Research; Chung Shan Medical University Hospital; Taichung Taiwan
7. School of Dentistry; Chung Shan Medical University; Taichung Taiwan
8. Department of Dentistry; Chung Shan Medical University Hospital; Taichung Taiwan
9. School of Medicine; Chung Shan Medical University; Taichung Taiwan
10. Department of Otolaryngology; Chung Shan Medical University Hospital; Taichung Taiwan
11. Institute of Medicine, Chung Shan Medical University; Taichung Taiwan